diff --git a/ffmpeg/tests/test_ffmpeg.py b/ffmpeg/tests/test_ffmpeg.py
index b0b376f..e92b068 100644
--- a/ffmpeg/tests/test_ffmpeg.py
+++ b/ffmpeg/tests/test_ffmpeg.py
@@ -182,6 +182,7 @@ def test_pipe():
         .trim(start_frame=start_frame)
         .output('pipe:1', format='rawvideo')
     )
+
     args = out.get_args()
     assert args == [
         '-f', 'rawvideo',